# Grok 3 Mini Beta: AI model fact sheet

- **Provider:** xai
- **Released:** 2025-04-09
- **Context window:** 131,072 tokens
- **Parameters:** Not disclosed
- **API pricing:** $0.40 / 1M input, $0.80 / 1M output
- **OpenRouter ID:** x-ai/grok-3-mini-beta
- **Capabilities:** conversation, reasoning, analysis

Grok 3 Mini is a lightweight, smaller thinking model ideal for reasoning-heavy tasks that don't demand extensive domain knowledge. It shines in math-specific and quantitative use cases. Transparent 'thinking' traces accessible.

## Benchmarks

| Benchmark | Score |
| --- | --- |
| LiveCodeBench | 80.4% |

Source: real side-by-side outputs, pricing and specs at https://rival.tips/models/grok-3-mini-beta